<template>
  <a-card :bordered="false">
    <!-- 查询区域 -->
    <div class="table-page-search-wrapper">
      <a-form layout="inline" @keyup.enter.native="searchQuery">
        <a-row :gutter="24">
          <a-col :md="6" :sm="8">
            <a-form-item label="文件名称">
              <a-input v-model="queryParam.fileName" placeholder="请输入文件名称"></a-input>
            </a-form-item>
          </a-col>
          <a-col :md="6" :sm="8">
            <a-form-item label="文件地址">
              <a-input v-model="queryParam.url" placeholder="请输入文件地址"></a-input>
            </a-form-item>
          </a-col>
          <a-col :md="6" :sm="8">
            <span class="table-page-search-submitButtons" style="float: left;overflow: hidden;">
              <a-button icon="search" type="primary" @click="searchQuery">查询</a-button>
              <a-button icon="reload" style="margin-left: 8px" type="primary" @click="searchReset">重置</a-button>
            </span>
          </a-col>
        </a-row>
      </a-form>
    </div>

    <!-- 操作按钮区域 -->
    <div class="table-operator">
      <!--      <a-button type="primary" icon="download" @click="handleExportXls('文件列表')">导出</a-button>-->
      <a-upload
          :action="uploadAction"
          :beforeUpload="beforeUpload"
          :headers="tokenHeader"
          :multiple="false"
          :showUploadList="false"
          name="file"
          @change="handleChange">
        <a-button>
          <a-icon type="upload"/>
          OSS文件上传
        </a-button>
      </a-upload>

      <a-upload
          :action="minioUploadAction"
          :beforeUpload="beforeUpload"
          :headers="tokenHeader"
          :multiple="false"
          :showUploadList="false"
          name="file"
          @change="handleChange">
        <a-button>
          <a-icon type="upload"/>
          MINIO文件上传
        </a-button>
      </a-upload>
    </div>

    <!-- table区域-begin -->
    <div>
      <div class="ant-alert ant-alert-info" style="margin-bottom: 16px;">
        <i class="anticon anticon-info-circle ant-alert-icon"></i> 已选择 <a
          style="font-weight: 600">{{
          selectedRowKeys.length
        }}</a>项
        <a style="margin-left: 24px" @click="onClearSelected">清空</a>
      </div>

      <a-table
          ref="table"
          :columns="columns"
          :dataSource="dataSource"
          :loading="loading"
          :pagination="ipagination"
          :rowSelection="{selectedRowKeys: selectedRowKeys, onChange: onSelectChange}"
          bordered
          rowKey="id"
          size="middle"
          @change="handleTableChange">

        <span slot="action" slot-scope="text, record">
          <a @click="handlePreview(record)">预览</a>
          <a-divider type="vertical"/>
          <a @click="ossDelete(record.id)">删除</a>
        </span>

      </a-table>
    </div>
    <!-- table区域-end -->
  </a-card>
</template>

<script>
import {JeecgListMixin} from '@/mixins/JeecgListMixin'

export default {
  name: "OSSFileList",
  mixins: [JeecgListMixin],
  data() {
    return {
      description: '文件列表',
      // 表头
      columns: [
        {
          title: '#',
          dataIndex: '',
          key: 'rowIndex',
          width: 60,
          align: "center",
          customRender: function (t, r, index) {
            return parseInt(index) + 1;
          }
        },
        {
          title: '文件名称',
          align: "center",
          dataIndex: 'fileName'
        },
        {
          title: '文件地址',
          align: "center",
          dataIndex: 'url'
        },
        {
          title: '操作',
          dataIndex: 'action',
          align: "center",
          scopedSlots: {customRender: 'action'},
        }
      ],
      url: {
        upload: "/sys/oss/file/upload",
        list: "/sys/oss/file/list",
        delete: "/sys/oss/file/delete",
        minioUpload: "/sys/upload/uploadMinio"
      }
    }
  },
  computed: {
    uploadAction() {
      return window._CONFIG['domianURL'] + this.url.upload;
    },
    minioUploadAction() {
      return window._CONFIG['domianURL'] + this.url.minioUpload;
    },
  },
  methods: {
    beforeUpload(file) {
      var fileType = file.type;
      if (fileType === 'image') {
        if (fileType.indexOf('image') < 0) {
          this.$message.warning('请上传图片');
          return false;
        }
      } else if (fileType === 'file') {
        if (fileType.indexOf('image') >= 0) {
          this.$message.warning('请上传文件');
          return false;
        }
      }
      return true
    },
    handleChange(info) {
      if (info.file.status === 'done') {
        if (info.file.response.success) {
          this.loadData()
          this.$message.success(`${info.file.name} 上传成功!`);
        } else {
          this.$message.error(`${info.file.response.message}`);
        }
      } else if (info.file.status === 'error') {
        this.$message.error(`${info.file.response.message}`);
      }
    },
    ossDelete(id) {
      var that = this;
      that.$confirm({
        title: "确认删除",
        content: "是否删除选中文件?",
        onOk: function () {
          that.handleDelete(id)
        }
      });
    },
    handlePreview(record) {
      if (record && record.url) {
        let url = window._CONFIG['onlinePreviewDomainURL'] + '?url=' + encodeURIComponent(record.url)
        window.open(url, '_blank')
      }
    }
  }
}
</script>

<style scoped>
@import '~@assets/less/common.less';
</style>
